Poly Pex A Expansion Fittings F-1960 1/2" Combo With 1/2" Inch Tees "T" [10 ??? Lead Free Non-Pollution PPSU polyphenylsulfone Material ?: Easily installed without flame, flux, or solder and requires no bonding agents, glue, or solvents. Poly Alloy pex Fittings are suitable for domestic water or radiant heating system, also used retrofit construction and for hot or cold water distribution. ??? Extra Long Service Life ?: Resists corrosion and mineral buildup, rust, and freeze damage. ?? ? Applications ?: This Poly PEX A expansion fittings can be used in plumbing jobs and connects PEX Pipe in water distribution and hydronic heating systems. ?? ? Easy Installation ? : Poly PEX Fittings Work with Expansion Ring connection methods with help of Expansion Tool. Compatible with all types and brands of PEX A Tubing ??? Warning Before Making Purchase ?: Package of 30 only includes 1/2" inch Poly Elbow 10 pcs, Tee 10pcs Coupler 10 Pcs for PEX A plumbing systems. NOTE: Expansion Tool PEX Ring/Sleeve Not Included in package.. Also, both 1/2 inch diameter must be considered for all side?s openings. Manufactured in accordance with ASTM F-1960,CSA B137.5 Listed under cUPC, NSF/ANSI 61, NSF/ANSI 372.